baber/WOPTO huggingface dataset:
Patent JP-2021122547-A (JP)
Title: Ophthalmologic apparatus and ophthalmologic system
Inventor: OMORI KAZUHIRO
IPC: G02C13/00
Filed: 2020-02-06
Abstract: To provide a new technique for three-dimensionally recognizing a subject eye.SOLUTION: An ophthalmologic apparatus includes an object lens, a first illumination optical system, a left-eye observation optical system, and a right-eye observation optical system. The first illumination optical system is provided substantially coaxial with an optical axis of the object lens, and configured such that the first illumination light can be irradiated onto the subject eye via the object lens. In the left-eye observation optical system, a focal position is positioned at a first portion of the subject eye, and configured such that the return light of the first illumination light incident from the subject eye via the object lens can be guided to a left-eye ocular lens or a left-eye imaging element. In the right-eye observation optical system, a focal position is positioned at a second portion of the subject eye which is different from the first portion, and configured such that the return light of the first illumination light incident from the subject eye via the object lens can be guided to a right-eye ocular lens or a right-eye imaging element.SELECTED DRAWING: Figure 1
Patent JP-2021127481-A (JP)
Title: Slurry composition for glass lining and method for producing glass lining product
Inventor: IWABUCHI MUNEYUKI
IPC: C03C8/18
Filed: 2020-02-12
Abstract: To provide a slurry composition for glass lining that contributes to improved effect of preventing static electricity buildup in a glass lining layer.SOLUTION: A slurry composition for glass lining has frit, and metal fiber of 0.01-5 pts.mass, a thickener of 32-65 pts.mass and a dispersant of 0.01-0.2 pt.mass with respect to 100 pts.mass of the frit.SELECTED DRAWING: Figure 1
Patent JP-2021129037-A (JP)
Title: Wafer processing method
Inventor: NAKAMURA MASARU
IPC: H01L21/304
Filed: 2020-02-14
Abstract: To provide a wafer processing method capable of irradiating the inside of an outer peripheral surplus region including a chamfered portion with a laser beam to easily remove a ring-shaped region including the chamfered portion from a wafer.SOLUTION: A processing method of a wafer 10 including a device region 10A in which a plurality of devices are formed on a surface 10a and an outer peripheral surplus region 10B in which a chamfered portion 10c is formed surrounding the device region includes a protective member placement step of arranging a protective member 20 on the surface of the wafer, a modified layer forming step of forming a modified layer 100 in an annular shape by irradiating the inside of the outer peripheral surplus region with a condensing point of a laser beam LB having a wavelength that is transparent to the wafer, a separation step of separating the outer peripheral excess region from the wafer starting from the modified layer formed in a ring shape, and a grinding step of grinding and thinning the back surface 10b of the wafer. In the modified layer forming step, the modified layer is formed in a conical trapezoidal shape from the front surface to the back surface of the wafer.SELECTED DRAWING: Figure 4
Patent JP-2020080566-A (JP)
Title: Display control method
Inventor: YOSHIZAWA KAZUHIKO
IPC: H04N21/434
Filed: 2020-02-20
Abstract: To provide a digital broadcast receiver that can execute a function with a higher added value.SOLUTION: A broadcast receiving apparatus can receive broadcast data of digital broadcasting, and comprises: a broadcast receiving unit that receives broadcast data including coded program video data and coded program voice data on a digital broadcast program and content information on brightness and color gamut of the coded program video data; a video decoding unit that decodes the encoded program video data received by the broadcast receiving unit and reproduces program video information; a voice decoding unit that decodes the encoded program voice data received by the broadcast receiving unit and reproduces program voice information; and a plurality of output data generation units that generate output data including mastering information generated by using all or a part of information stated in the content information received by the broadcast receiving unit, and the program video information and the program voice information.SELECTED DRAWING: Figure 7A
Patent JP-2021134684-A (JP)
Title: Power generator
Inventor: AOYANAGI TOMOHIDE
IPC: F03G1/02
Filed: 2020-02-25
Abstract: To provide a power generator capable of preventing breakage of movable components (first movable component and second movable component).SOLUTION: A power generator includes a power generation mechanism and a switch. The power generation mechanism is composed of a first movable component, a second movable component, a torsion coil spring, a generator, and a housing. The first movable component is a gear, in which a circular arc length between centers of adjacent tooth tips is d on a circumference of a reference pitch circle. The second movable component is a gear provided with a tooth portion having n-pieces of teeth. The torsion coil spring has a first winding portion and a second winding portion. The first movable component and the second movable component are engaged by movement of the switch, the first movable component is rotated, and the first winding portion is twisted, so that elastic energy ie12 is accumulated. Then, the engagement of the first movable component and the second movable component is released, the elastic energy ie12 is attenuated, and a tooth portion of the first movable component is engaged between the (n-1)-th tooth and the n-th tooth from a switch side, of the second movable component when the first movable component is rotated backward by d from an initial state.SELECTED DRAWING: Figure 11
Patent JP-2020167391-A (JP)
Title: Light emitting element and composition for light emitting element
Inventor: SASADA TOSHIAKI
IPC: C07D209/82
Filed: 2020-02-27
Abstract: To provide a composition useful for manufacturing a light emitting element having excellent external quantum efficiency, and a light emitting element including the composition.SOLUTION: A light emitting element includes an anode, a cathode, and an organic layer provided between the anode and the cathode and including a composition for a light emitting element, and the composition for the light emitting includes at least two types of compounds (A)selected from the group consisting of polymer compound including a structural unit having a group obtained by removing one or more hydrogen atoms from the compound represented by the formula (FH), and a compound (B) having a condensed heterocyclic skeleton (b) including a boron atom and a nitrogen atom in a ring.SELECTED DRAWING: None
Patent JP-2021134738-A (JP)
Title: Multi-stage vortex pump device
Inventor: SASAYAMA DAIKAN
IPC: F04D29/44
Filed: 2020-02-28
Abstract: To provide a multi-stage vortex pump device that has excellent pump efficiency to solve the problem of water pressure shortage of a single-stage vortex pump device.SOLUTION: A pump device for performing multi-stage vortex pump action with the rotation of an impeller includes: an electric motor 1; the impeller rotatably driven by the electric motor; and a casing 3 positioned so as to cover an outer periphery of the impeller and having an outer shell which forms a pump chamber. The electric motor is positioned on a back side that is an opposite side to a pump chamber side relative to the casing. The impeller includes: a guide cover, a first impeller, a crossover return, a shaft spacer 23, a return guide and a second impeller. The crossover return includes a return diffuser, a tandem diffuser, and an opening part between the return diffuser and the tandem diffuser.SELECTED DRAWING: Figure 7
Patent JP-2021140259-A (JP)
Title: System, simulation device, information processing device, simulation method, program, and recording medium
Inventor: FUJII NOBUAKI
IPC: G05B23/02
Filed: 2020-03-02
Abstract: To enhance operation efficiency of an automated machine.SOLUTION: A simulation unit 350 simulates a behavior of a virtual machine corresponding to an automated machine in a virtual space on the basis of an operation program in which an interlock process is specified. A diagnosis unit 250 diagnoses the operation program on the basis of the simulation result of the simulation unit 350. The simulation unit 350 executes a first process for allowing the virtual machine to start a prescribed operation regardless of the interlock process when a prescribed condition is not established in a situation where an input signal is present. The diagnosis unit 250 diagnoses the operation program on the basis of the execution result of the first process.SELECTED DRAWING: Figure 3
Patent JP-2021138564-A (JP)
Title: Ozone generator
Inventor: AKIYAMA SHUSUKE
IPC: C01B13/11
Filed: 2020-03-03
Abstract: To provide an ozone generator capable of easily improving ozone generation efficiency.SOLUTION: An ozone generator 1 comprises: a line electrode group 20 comprising a plurality of line electrodes 2 arranged in parallel in one row; a surface electrode 3 arranged opposite to the line electrode group 20; and a reaction space 4 to which a raw material gas is supplied. By applying a voltage between the line electrode group 20 and the surface electrode 3, ozone can be generated from the raw material gas in the reaction space 4. An opposing direction Z between the line electrode group 20 and the surface electrode 3 is a direction orthogonal to a longitudinal direction X and a parallel direction Y of the line electrode 2. An arrangement pitch P between adjacent line electrodes 2 in the line electrode group 20 is a distance G or more between the line electrode group 20 and the surface electrode 3.SELECTED DRAWING: Figure 1
Patent JP-2021136903-A (JP)
Title: Masking agent for unpleasant smell and/or unpleasant taste
Inventor: SHIMA YUGO
IPC: A23L2/66
Filed: 2020-03-04
Abstract: To provide a masking agent capable of masking unpleasant smell and unpleasant taste derived from beans of protein beverage derived from acid beans.SOLUTION: The masking agent includes sugar carboxylic acid obtained by oxidizing an aldehyde group on a reducing terminal side of a starch decomposition product or a transfer reaction product having a polymerization degree of 2 or more and masks unpleasant smell and/or unpleasant taste derived from beans of protein beverage derived from acid beans.SELECTED DRAWING: None
Patent JP-2021138641-A (JP)
Title: Resin bead, method for producing resin bead, and product using resin bead
Inventor: ABE TAKASHI
IPC: C08L1/02
Filed: 2020-03-04
Abstract: To provide resin beads capable of providing various products such as a cosmetic that are unlikely to generate odor and excellent in tactile response and spread on skin, and which can be replaced with resin particles made of a synthetic material derived from petroleum; and to provide the various products such as a cosmetic using the resin beads.SOLUTION: Provided are resin beads formed of resin which uses a cellulose derivative as a main component. The resin beads have a volume-average particle size of 50 μm or less, a sphericity of 0.7 to 1.0, a surface smoothness of 80 to 100%, an acetoacetyl group content of 25 wt.% or less, and a propionyl group content of 10 wt.% or more. In addition, provided are products which are any of a cosmetic, a dermatologic agent, a paint, a molding, a film, a coating agent, and a resin composition.SELECTED DRAWING: Figure 1
Patent JP-2021141450-A (JP)
Title: Earpieces and earphones
Inventor: MATSUMOTO KIGEN
IPC: H04R1/10
Filed: 2020-03-05
Abstract: To provide earpieces and earphones that can provide good fit when worn while consolidating the size.SOLUTION: An umbrella portion 45 is regularly provided with first to third groove portions 50, 55, 60 having different sizes and separated regularly from each other in a circumferential direction of the umbrella portion 45. The individual grooves 50, 55, and 60 have a V-shape recessed inward in a radial direction of the umbrella portion 45, and extend from a rear end 45a of the umbrella portion 45 toward a front end 45b side of the umbrella portion 45. The umbrella portion 45 includes a first region R1 on the front end 45b side of the umbrella portion 45 without the first to third groove portions 50, 55, 60, and a second region R2 on a rear end 45a side of the umbrella portion 45 and having the first to third grooves 50, 55, 60. The second region R2 of the umbrella portion 45 is provided with a maximum outer diameter portion that maximizes the outer diameter of the umbrella portion 45.SELECTED DRAWING: Figure 4
Patent JP-2020155772-A (JP)
Title: Semiconductor device with semiconductor body of silicon carbide
Inventor: HANS-JOACHIM SCHULZE
IPC: H01L29/78
Filed: 2020-03-06
Abstract: To provide semiconductor devices made from silicon carbide.SOLUTION: A semiconductor device 100 includes a SiC semiconductor body 102 which has a first semiconductor area 104 of a first conductivity type and a second semiconductor area 106 of a second conductivity type. The first semiconductor area forms a pn junction 110 with the second semiconductor area. The first semiconductor area has first and second dopant species. An average dopant concentration of the first dopant species in a first part 118 of the first semiconductor area adjoining a first surface of the SiC semiconductor body is greater than an average dopant concentration of the second dopant species. An average dopant concentration of the second dopant species in a second part 119 of the first semiconductor area adjoining the second semiconductor area is greater than an average dopant concentration of the first dopant species. The average dopant concentrations of the first and second dopant species are determined along a vertical extent of the first and second parts.SELECTED DRAWING: Figure 3
Patent JP-2021140667-A (JP)
Title: Information processing device, information processing method, and program
Inventor: MATSUMOTO MASANORI
IPC: G06Q50/34
Filed: 2020-03-09
Abstract: To prevent a vote for the same player from being too concentrated.SOLUTION: An information processing device 10 for accepting a vote for a competition capable of voting for a voting object includes: a storage unit 12 for storing a predicted voting target designated by each of a plurality of predictors in association with each of a plurality of predictors for predicting results of the competition; and a presentation unit 111 for presenting, to voters for voting the competition, at least one of one or more predicted voting targets selected by a predetermined number or less of voters among a plurality of predicted voting targets or predicted voting targets of one or more predictors selected by a predetermined number or less of voters.SELECTED DRAWING: Figure 5
Patent JP-2021142457-A (JP)
Title: Manufacturing method and management method of laminate
Inventor: KAWAKAMI TAKESHI
IPC: B05D3/00
Filed: 2020-03-10
Abstract: To provide a manufacturing method of a laminate by which a laminate including a coating layer with a desired thickness can be stably manufactured.SOLUTION: A manufacturing method of a laminate includes: a coating process in which a conveyed base material is coated with a coating agent by a coating roll to form the coating layer on the base material, and the base material is coated with the coating agent on the basis of a coating draw ratio as a ratio between a rotation speed of the coating roll and a conveyance speed of the base material; a thickness acquiring process in which a thickness of the coating layer is acquired; a calculation process in which a difference between the thickness of the coating layer and a predetermined thickness is calculated; and a change process in which the coating draw ratio in the coating process is changed on the basis of the difference between the thickness of the coating layer and the predetermined thickness. The method repeats the coating process, thickness acquiring process, calculation process, and change process while automatically carrying out the coating process, thickness acquiring process, calculation process, and change process.SELECTED DRAWING: Figure 2
Patent JP-2021142023-A (JP)
Title: Support base used for dental technique master cast
Inventor: SAITO KOJI
IPC: A61C13/34
Filed: 2020-03-11
Abstract: To provide a support base used for a dental technique master cast, which can be easily biodegraded in soil or in compost, and may be discarded at low cost relative to a support base for a dental technique master cast which is formed of a non-biodegradable resin, when being discarded as an industrial waste.SOLUTION: There is provided a support base for supporting a fixing plate to whose surface side, a tooth form cast used for a dental technique master cast, is fixed, in which the support base is formed of a biodegradable resin.SELECTED DRAWING: None
Patent JP-2021143435-A (JP)
Title: Textile machine
Inventor: YANAGISAWA MAKOTO
IPC: D01D7/00
Filed: 2020-03-11
Abstract: To prevent a trouble from occurring when a yarn hooking target member does not move normally.SOLUTION: A spinning takeoff machine 1 (textile machine) of this invention which processes at least one yarn Y comprises: a supporting point guide 21 (yarn hooking target member) on which the yarn Y is hooked; a drive unit 30 that moves the supporting point guide 21 between a production position and a yarn hooking position; a position information detecting unit 70 that detects information concerning the movement of the supporting point guide 21 by the drive unit 30; and a control unit. The control unit determines whether the movement of the supporting point guide 21 is normal or abnormal based on a detection result by the position information detecting unit 70.SELECTED DRAWING: Figure 8
Patent JP-2021145088-A (JP)
Title: Chuck table
Inventor: AOKI HITOSHI
IPC: H01L21/683
Filed: 2020-03-13
Abstract: To provide a chuck table capable of easily releasing an adherend even if the adherent is suck and held via a dicing tape.SOLUTION: A chuck table 2 includes: a porous chuck 21 on which an adherent W is mounted via a dicing tape DT; a chuck base 22 receiving the porous chuck 21 on the upper surface thereof; a first supply port 23 provided approximately in the center of the chuck base 22; a second supply port 24 provided in the chuck base so as to surround the first supply port 23; and a supply source supplying a negative pressure or compressed air toward the porous chuck 21 via the first supply port 23 and the second supply port 24.SELECTED DRAWING: Figure 4
Patent JP-2021147265-A (JP)
Title: Porous fine particle, cooling liquid, and method for producing porous fine particle
Inventor: YANO KAZUHISA
IPC: B01D15/04
Filed: 2020-03-18
Abstract: To remove ions such as metal ions in liquid.SOLUTION: A porous fine particle has a core part provided at the center, and an outer layer part formed around the core part. One of the core part and the outer layer part is modified with an acidic group and the other is modified with a basic group.SELECTED DRAWING: Figure 2
Patent JP-2021146475-A (JP)
Title: Both-side polishing device for work-piece
Inventor: MIYAZAKI YUJI
IPC: B24B49/12
Filed: 2020-03-23
Abstract: To provide a both-side polishing device for a work-piece that can suppress adhesion of smudge in a measurement passage for a thickness of the work-piece.SOLUTION: A both-side polishing device 1 according to the present invention, in which an upper surface plate 2 or a lower surface plate 3 has one or more penetration holes 10 penetrating through an upper surface and a lower surface of the upper surface plate or of the lower surface plate, comprises one or more work-piece thickness measurement instruments 12 that can measure in real-time a thickness of the work-piece, from the one or more penetration holes, during both-side polishing of the work-piece W. A cylindrical member 13 made of metal is provided on an inner peripheral surface sectioned by the penetration holes, of the upper surface plate or of the lower surface plate. The device further comprises: a lower window material provided at a lower part of the cylindrical member provided in the upper surface plate and an upper window material provided to cover upper sides of the penetration holes provided in the upper surface plate; or an upper window material provided at an upper part of the cylindrical member provided in the lower surface plate and a lower window material provided to cover lower sides of the penetration holes provided in the lower surface plate.SELECTED DRAWING: Figure 1
Patent JP-2021152438-A (JP)
Title: Adsorbent, heat exchanger, and adsorption-type heat pump
Inventor: AKITA TOMOYUKI
IPC: F25B17/08
Filed: 2020-03-24
Abstract: To provide a technology of increasing a gas adsorption amount in an adsorbent.SOLUTION: An adsorbent is provided with a plurality of flow channels in which the resistance against gas diffusion is lower than that of the adsorbent. The plurality of flow channels include a plurality of first flow channels that are arranged in a first direction, and a plurality of second flow channels that are arranged in a second direction intersecting with the first direction.SELECTED DRAWING: Figure 2
Patent JP-2021158129-A (JP)
Title: Electrostatic protection circuit, semiconductor device, electronic apparatus, and mobile body
Inventor: IKEDA MASUHIDE
IPC: H01L21/822
Filed: 2020-03-25
Abstract: To provide an electrostatic protection circuit with space saved, a semiconductor device including the electrostatic protection circuit, and an electronic apparatus and a mobile body including the semiconductor device.SOLUTION: An electrostatic protection circuit includes: a first transistor connected to a first node, a second node, and a third node and discharging surge; a second transistor connecting or disconnecting between the first node and the third node when a first potential is higher than a second potential and disconnecting or connecting between the first node and the third node when the first potential is lower than the second potential; a third transistor connecting or disconnecting between the second node and the third node when the first potential is higher than the second potential and connecting or disconnecting between the second node and the third node when the first potential is lower than the second potential. An area S1 occupied by the first transistor, an area S2 occupied by the second transistor, and an area S3 occupied by the third transistor satisfy S1>S2 and S1>S3.SELECTED DRAWING: Figure 2
Patent JP-2021154530-A (JP)
Title: Light-emitting device and drawing device
Inventor: KASUYA YOSUKE
IPC: B41J2/455
Filed: 2020-03-25
Abstract: To provide a light-emitting device that suppresses impact on components of a light-emitting part when the light-emitting device falls laterally as compared to that when the light-emitting part is exposed to the outside, and to provide a drawing device.SOLUTION: An exposure device 40 includes: a substrate 42 constituted of a metal block extending in one direction; multiple light-emitting parts 44 which are arranged on a front side of the substrate 42 while being deviated in one direction and in which multiple light sources are supported along one direction to a support body 60 extending in one direction; and a side cover 52 provided on an end side in a direction crossing with the one direction of the substrate 42 and arranged along one direction on a lateral side of the multiple light-emitting parts 44 to protect the multiple light-emitting parts 44 from the outside.SELECTED DRAWING: Figure 2